diff options
| -rw-r--r-- | bruiser/bruiser.cpp | 99 |
1 files changed, 84 insertions, 15 deletions
diff --git a/bruiser/bruiser.cpp b/bruiser/bruiser.cpp index 4371e25..439605b 100644 --- a/bruiser/bruiser.cpp +++ b/bruiser/bruiser.cpp @@ -98,7 +98,7 @@ class AbstractMatcherHandler : public virtual MatchFinder::MatchCallback class MatcherHandlerLVL0 : public AbstractMatcherHandler { public: - MatcherHandlerLVL0 (Rewriter &Rewrite) : AbstractMatcherHandler(Rewrite) {} + explicit MatcherHandlerLVL0 (Rewriter &Rewrite) : AbstractMatcherHandler(Rewrite) {} virtual void run(const MatchFinder::MatchResult &MR) override { @@ -111,21 +111,45 @@ class MatcherHandlerLVL0 : public AbstractMatcherHandler class NameFinder { public: - NameFinder (Rewriter &Rewrite) : Rewrite(Rewrite) {} + NameFinder () {} - virtual void runDeclRefExprMatcher(const llvm::StringRef __sr) - { - //Matcher.addMatcher(); - } - - virtual void runDeclMatcher(const llvm::StringRef __sr) - { - - } + class runDeclRefExprMatcher + { + public: + runDeclRefExprMatcher (Rewriter &__rwrt) : LVL0Proto(__rwrt), __rwrt(__rwrt) {} + + virtual void runMatcher(const StringRef __sr, ASTContext &__ctx) + { + Matcher.addMatcher(declRefExpr(to(namedDecl(hasName(__sr.str())))).bind("declrefexpbyname"), &LVL0Proto); + Matcher.matchAST(__ctx); + } + + private: + MatchFinder Matcher; + MatcherHandlerLVL0 LVL0Proto; + Rewriter __rwrt; + StringRef __sr; + }; + + class runNamedDeclMatcher + { + public: + runNamedDeclMatcher (Rewriter &__rwrt) : LVL0Proto(__rwrt), __rwrt(__rwrt) {} + + virtual void runMatcher(const StringRef __sr, ASTContext &__ctx) + { + Matcher.addMatcher(declRefExpr(to(namedDecl(hasName(__sr.str())))).bind("nameddeclbyname"), &LVL0Proto); + Matcher.matchAST(__ctx); + } + + private: + MatchFinder Matcher; + MatcherHandlerLVL0 LVL0Proto; + Rewriter __rwrt; + StringRef __sr; + }; private: - Rewriter &Rewrite; - MatchFinder Matcher; }; /**********************************************************************************************************************/ /**********************************************************************************************************************/ @@ -151,7 +175,6 @@ class IfBreaker : public MatchFinder::MatchCallback const clang::Type* CTP = TIProto.getTypeInfo(MR.Context); - //Matcher.addMatcher(); } if (MR.Nodes.getNodeAs<clang::BinaryOperator>("dous") != nullptr) @@ -181,22 +204,68 @@ class IfBreaker : public MatchFinder::MatchCallback MatchFinder Matcher; }; /**********************************************************************************************************************/ +/** + * @brief Hijacks the main main and replaces it with bruiser's main. + */ +class MainWrapper : public MatchFinder::MatchCallback +{ +public: + MainWrapper (Rewriter &Rewrite) : Rewrite(Rewrite) {} + + virtual void run(const MatchFinder::MatchResult &MR) + { + if (MR.Nodes.getNodeAs<clang::FunctionDecl>("mainwrapper") != nullptr) + { + const FunctionDecl* FD = MR.Nodes.getNodeAs<clang::FunctionDecl>("mainwrapper"); + + SourceLocation SL = FD->getLocStart(); + CheckSLValidity(SL); + SL = Devi::SourceLocationHasMacro(SL, Rewrite); + + SourceLocation SLE = FD->getLocEnd(); + CheckSLValidity(SLE); + SLE = Devi::SourceLocationHasMacro(SLE, Rewrite); + + SourceRange SR(SL, SLE); + + std::string MainSig = Rewrite.getRewrittenText(SR); + + size_t mainbegin = MainSig.find("main"); + + StringRef __sr("sub_main"); + + Rewrite.ReplaceText(SL.getLocWithOffset(mainbegin), 4U, __sr); + + Rewrite.InsertTextAfter(SLE.getLocWithOffset(1U), StringRef("\n\nint main(int argc, const char **argv)\n{\n\tsub_main(argc, argv);\n}")); + + //ruiseRep << "changed main main's name.\n" + } + } + + private: + Rewriter &Rewrite; +}; +/**********************************************************************************************************************/ +/**********************************************************************************************************************/ /**********************************************************************************************************************/ class MyASTConsumer : public ASTConsumer { public: - MyASTConsumer(Rewriter &R) : HIfBreaker(R) + MyASTConsumer(Rewriter &R) : HIfBreaker(R), HMainWrapper(R) {} void HandleTranslationUnit(ASTContext &Context) override { Matcher.addMatcher(ifStmt(hasDescendant(expr(anyOf(unaryOperator().bind("uno"), binaryOperator().bind("dous"))))), &HIfBreaker); + Matcher.addMatcher(functionDecl(hasName("main")).bind("mainwrapper"), &HMainWrapper); + Matcher.matchAST(Context); } private: IfBreaker HIfBreaker; + MainWrapper HMainWrapper; MatchFinder Matcher; Rewriter R; }; |